In WindowsXP --- Start>contol panel>system>hardware>device manager>display adapters ---- This should list your display adapater (video card)

Highlight the video card --- single right mouse click --- properties --highlight and left mouse click. click on the driver tab ---- this will list your driver information

You can make adjustments to the display by moving the mouse pointer to any blank/empty space on the desktop ---right click --- This will open a window ---- go to the settings tab and click ---- go to the advanced button and click --- This should open another window, which should allow you to make adjustments to the display.